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<?php $array = array('a"b', 'a\\"b'); $file = fopen('php://memory', 'w+'); fputcsv($file, $array); rewind($file); var_dump(rtrim(stream_get_contents($file))); fclose($file);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/El5Xs
function name:  (null)
number of ops:  26
compiled vars:  !0 = $array, !1 = $file
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                       !0, <array>
    4     1        INIT_FCALL                                                   'fopen'
          2        SEND_VAL                                                     'php%3A%2F%2Fmemory'
          3        SEND_VAL                                                     'w%2B'
          4        DO_ICALL                                             $3      
          5        ASSIGN                                                       !1, $3
    5     6        INIT_FCALL                                                   'fputcsv'
          7        SEND_VAR                                                     !1
          8        SEND_VAR                                                     !0
          9        DO_ICALL                                                     
    6    10        INIT_FCALL                                                   'rewind'
         11        SEND_VAR                                                     !1
         12        DO_ICALL                                                     
    7    13        INIT_FCALL                                                   'var_dump'
         14        INIT_FCALL                                                   'rtrim'
         15        INIT_FCALL                                                   'stream_get_contents'
         16        SEND_VAR                                                     !1
         17        DO_ICALL                                             $7      
         18        SEND_VAR                                                     $7
         19        DO_ICALL                                             $8      
         20        SEND_VAR                                                     $8
         21        DO_ICALL                                                     
    8    22        INIT_FCALL                                                   'fclose'
         23        SEND_VAR                                                     !1
         24        DO_ICALL                                                     
         25      > RETURN                                                       1

Generated using Vulcan Logic Dumper, using php 8.5.0


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